Before going to bed at night, lie on the bed, lift your feet and pedal your bike for 200 to 300 times a day. Practice scissor legs after you finish. The legs are separated by about 80 degrees, then closed and then separated. A * * * 80 times apart. Bicycle pedaling is very effective for the fat on the front side of the thin thigh, and scissors legs can be used for the fat on the inner side of the thin thigh.